Provided is an electronic device including a display element, a first position detection sensor of an electromagnetic induction type disposed on a back side of the display element, wherein the first position detection sensor, in operation, detects a position pointed to on a display screen of the display element, and a reinforcing plate interposed between the display element and the first position detection sensor and having a slit part corresponding to an entire surface of the display screen, the slit part having slits of a first type and of a second type, each of the first type of the slits extending in a vertical direction of the display screen and each of the second type of the slits extending in a horizontal direction of the display screen, the first and second types of the slits being provided uniformly in a manner having substantially the same opening dimensions.
Legal claims defining the scope of protection, as filed with the USPTO.
2. The electronic device according to claim 1, wherein an outer edge of the reinforcing plate is provided with a frame part with no slits provided therein.
4. The electronic device according to claim 1, wherein the display screen of the display element, a position detection area of the first position detection sensor, and a slit area with the slits of the reinforcing plate provided therein are substantially same in shape and dimensions and are stacked one on top of another.
5. The electronic device according to claim 1, wherein the reinforcing plate is formed of a non-magnetic material.
6. The electronic device according to claim 1, wherein the reinforcing plate is formed of stainless steel.
7. The electronic device according to claim 1, wherein the reinforcing plate is formed of a stainless-steel material having Japanese Industrial Standards steel type number of SUS316.
10. The electronic device according to claim 1, wherein the slits of the reinforcing plate include any of slits that are each I-shaped, slits that are each T-shaped and include a horizontal bar and a vertical bar, slits that are each Z-shaped slit and include two horizontal bars connected by one diagonal bar, or slits that are each H-shaped and include two vertical bars connected by one horizontal bar.
11. The electronic device according to claim 1, wherein the display element includes of a liquid crystal display, an organic electroluminescence display, or an electronic paper display.
Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.
January 30, 2023
October 22, 2024
Browse 5M+ US patents with plain-English claim translations and AI-generated analysis.